\documentclass{standalone}
\usepackage{tikz}
\usepackage{ctex,siunitx}
\setCJKmainfont{Noto Serif CJK SC}
\usepackage{tkz-euclide}
\usepackage{amsmath}
\usepackage{wasysym}
\usepackage{circuitikz}
\usetikzlibrary{patterns, calc}
\usetikzlibrary {decorations.pathmorphing, decorations.pathreplacing, decorations.shapes,}
\ctikzset{bipoles/length=1cm}
\begin{document}
\small
\begin{circuitikz}[>=latex, scale=1.0,european]
  % \useasboundingbox(0.9,0)rectangle(5.1,5);
\draw (1,0)node [above]{$+$}--(0,0) to [battery2] (-1,0) to [battery2] (-2,0)to [battery2] (-3,0)to [battery2] (-4,0)--(-5,0) node [above]{$-$};
\draw [fill=white](1,0) circle (2pt);
\draw [fill=white](-5,0) circle (2pt);
\end{circuitikz}
\end{document}